Flood Warning Issued for Central Ohio Counties
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A Flood Warning is in effect until 7:15 AM EDT for parts of central Ohio due to excessive rainfall causing flooding of rivers, creeks and low-lying areas.
Read this weather record in 30 seconds
- Record type
- Flood Warning
- Affected area
- Central Ohio
- Issued
- August 20, 2026
- Issuing authority
- NWS Wilmington OH
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
Flood Warning issued by NWS Wilmington OH. Effective from August 20 at 4:22 AM EDT until August 20 at 7:15 AM EDT.
Affected Areas
Southern Delaware County, Northwestern Fairfield County, Northeastern Fayette County, Southwestern Franklin County, Southeastern Madison County and Northwestern Pickaway County in central Ohio. Locations that may experience flooding include Columbus, Dublin, Grove City, Upper Arlington, Hilliard, Pickerington, Worthington, Jefferson, Canal Winchester, Groveport, West Jefferson, Ashville, Mount Sterling, South Bloomfield, Williamsport, Bloomingburg, New Holland, Lake Darby and Grandview Heights.
What You Should Do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. To report flooding, go to weather.gov/iln and submit your report via social media when safe.
Expected Conditions
Flooding caused by excessive rainfall is expected. Between 1 and 2.5 inches of rain have fallen with additional rainfall amounts of 0.5 to 1 inch possible. Flooding of rivers, creeks, streams and other low-lying and flood-prone locations is imminent or occurring. Low-water crossings are inundated with water and may not be passable.
Timeline
The warning is effective from August 20 at 4:22 AM EDT and remains in effect until August 20 at 7:15 AM EDT.
Original source: NOAA Official Notice ↗
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